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Ukraine’s Air Raid Alert Hacked, False Threats Sent

Ukraine’s Air Force said the country’s air raid alert app was compromised late Nov. 1, sending false warnings of nuclear, chemical and street-fighting threats…

By Elena Vance
November 2, 20262 min read
Ukraine’s Air Raid Alert Hacked, False Threats Sent
Ukraine’s Air Raid Alert Hacked, False Threats Sent

Ukraine’s air raid alert system was hacked late Nov. 1, the Air Force said, sending false nuclear, chemical and street-fighting warnings as sirens sounded across the country. The incident disrupted a public warning channel used to alert residents to danger, and officials cautioned people not to click suspicious links.

The false alerts appeared in the officially supported Air Alert app, which was developed in collaboration with the Digital Transformation Ministry and security technology company Ajax Systems. Alerts also sounded in streets across Ukraine, including Zakarpattia Oblast in the west.

Ukraine’s Air Force said there was no radiation threat and urged residents to stay calm and follow official updates. The false notifications were cleared about an hour later.

What happened to Ukraine’s air raid alert?

The Air Force said the app was likely compromised by an enemy cyberattack. The fake warnings included claims of nuclear and chemical danger, as well as street fighting.

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One notification, written in Russian, read: “Hi! A nuclear alert is about to go off all across Ukraine! Don't worry, the Oreshnik is on its way,” the Air Force said.

The country’s Center for Countering Disinformation also described the app as likely compromised. Several regional governors warned residents about the incident and said there was no immediate threat in their areas.

Ivano-Frankivsk Oblast Governor Svitlana Onyshchuk said the situation there was calm and that reports pointed to a cyberattack on the notification app. In Vinnytsia Oblast, Governor Natalia Zabolotna warned people not to open links sent in messages about the attack.

That warning matters because officials said the cyberattack could involve phishing. A link sent alongside a false emergency alert could expose users to further risk, so authorities told residents to rely on official channels rather than unverified messages.

How did officials advise residents?

For people in Kyiv, the Digital Transformation Ministry recommended using the Kyiv Digital app to monitor air alerts. Residents elsewhere were told to follow updates from local authorities and pay attention to signals broadcast over loudspeakers.

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By midnight local time, Ukraine’s State Emergency Service said the nationwide alert system had returned to normal operation. The agency also urged people not to spread unverified information.

“We once again urge citizens not to click on links from unknown sources and not to spread unverified information,” the State Emergency Service said.

The warnings were therefore cleared, but officials’ instructions remained focused on two immediate steps: monitor trusted local updates and avoid links from unknown senders.

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